import { login, logout } from '@/api/user'
import { getToken, setToken, removeToken } from '@/utils/auth'
import router, { resetRouter } from '@/router'

const state = {
  token: getToken(),
  roles: [],
  user: ''
}

const mutations = {
  SET_USER: (state, user) => {
    state.user = user
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  // SET_INTRODUCTION: (state, introduction) => {
  //   state.introduction = introduction
  // },
  // SET_NAME: (state, name) => {
  //   state.name = name
  // },
  // SET_AVATAR: (state, avatar) => {
  //   state.avatar = avatar
  // },
  SET_ROLES: (state, roles) => {
    state.roles = roles
  }
}

const actions = {
  setUser({ commit }, user) {
    commit('SET_USER', user)
  },
  // user login
  login({ commit }, userInfo) {
    const { username, password } = userInfo
    return new Promise((resolve, reject) => {
      login({ username: username.trim(), password: password }).then(response => {
        const { data } = response
        commit('SET_TOKEN', 'admin-token')
        setToken('admin-token')
        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },

  // async getUserMenu() {
  //   let res = await getUserMenu()
  //   console.log(res)
  // },

  // // get user info
  // getInfo({ commit, dispatch, state }) {
  //   return new Promise((resolve, reject) => {
  //     dispatch('getUserMenu')
  //     getInfo(state.token).then(response => {
  //       const { data } = response

  //       if (!data) {
  //         reject('Verification failed, please Login again.')
  //       }

  //       commit('SET_USER', data)

  //       // roles must be a non-empty array
  //       // if (!allPermissions || allPermissions.length <= 0) {
  //       //   reject('getInfo: roles must be a non-null array!')
  //       // }
  //       resolve(data)
  //     }).catch(error => {
  //       reject(error)
  //     })
  //   })
  // },

  // user logout
  logout({ commit, state, dispatch }) {
    return new Promise((resolve, reject) => {
      logout(state.token).then(() => {
        commit('SET_TOKEN', '')
        commit('SET_ROLES', [])
        removeToken()
        resetRouter()

        // reset visited views and cached views
        // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
        // dispatch('tagsView/delAllViews', null, { root: true })

        resolve()
      }).catch(error => {
        reject(error)
      })
    })
  },
  
  clearLoginInfo() {
    commit('SET_TOKEN', '')
    commit('SET_ROLES', [])
    removeToken()
    resetRouter()
  },

  // remove token
  // resetToken({ commit }) {
  //   return new Promise(resolve => {
  //     // commit('SET_TOKEN', '')
  //     // commit('SET_ROLES', [])
  //     removeToken()
  //     resolve()
  //   })
  // },

  // dynamically modify permissions
  // changeRoles({ commit, dispatch }, role) {
  //   return new Promise(async resolve => {
  //     const token = role + '-token'

  //     commit('SET_TOKEN', token)
  //     setToken(token)

  //     const { roles } = await dispatch('getInfo')

  //     resetRouter()

  //     // generate accessible routes map based on roles
  //     const accessRoutes = await dispatch('permission/generateRoutes', roles, { root: true })

  //     // dynamically add accessible routes
  //     router.addRoutes(accessRoutes)

  //     // reset visited views and cached views
  //     dispatch('tagsView/delAllViews', null, { root: true })

  //     resolve()
  //   })
  // },

  // update({ commit }, data) {
  //   return new Promise((resolve, reject) => {
  //     update(data).then(res => {
  //       commit('SET_NAME', res.data.name)
  //       resolve()
  //     }).catch(error => {
  //       reject(error)
  //     })
  //   })
  // }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}
